From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id F38DFC43334 for ; Wed, 22 Jun 2022 04:37:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1356618AbiFVEhL (ORCPT ); Wed, 22 Jun 2022 00:37:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32914 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1356032AbiFVEhJ (ORCPT ); Wed, 22 Jun 2022 00:37:09 -0400 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B854835279 for ; Tue, 21 Jun 2022 21:37:08 -0700 (PDT) Received: by mail-il1-f198.google.com with SMTP id h5-20020a056e021b8500b002d8f50441a2so7322547ili.13 for ; Tue, 21 Jun 2022 21:37:08 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=WGUUiAN9wgqgmgaLmxz5/QjWUxqb/iZbav0ddG9/qxM=; b=Yeu5c7j2Y6uSO5PohNVi6eLW2KlaVsdBU3L2Edl6dyiWfh7EUnz7KosmaxzeDli5R7 XUHfdYg08BwvcQdLrW6hAbKnV6IbVuB0RBbqLskI3K9wEWw9E3qU5zrQFvxlcKg/teNy kdvRq5svoMrdiJ96PJ60nws08nuSg0tYDm07lHaA2KYxMrBjdmVg5ttZDdhP/ZZJp1oR Xaffps1k9Xo25ylNEzynxUd9HFYfyFHkMyLBsLP/ho2PMtxt75GG0omYzlGaHsD/6XWx AL1gbWw13BkPXmio1Xb4DGKxZ1LnB0egNAP9HpCB9qkLdpJOuUNn6Ueuc7sVBiStnOga 1RGw== X-Gm-Message-State: AJIora+5wogByImP7GbPEalxSBxiS2tnnFlJaLapWvTKTV+0mJvKmW5y h19K4VQdeJmd8L4v7AokwaaHnII6r9FUQzp45EFwxJfFIXoR X-Google-Smtp-Source: AGRyM1vc7sXZh7aauZkM8JZvEZJZDVt5NW8TEBYvuQNC9WLxqRQPwVvkC8owL79Qzjil/e5YVyFYVXe55idtE2rXbP9w6urOkpEW MIME-Version: 1.0 X-Received: by 2002:a05:6638:3488:b0:332:2973:be80 with SMTP id t8-20020a056638348800b003322973be80mr1048880jal.6.1655872628113; Tue, 21 Jun 2022 21:37:08 -0700 (PDT) Date: Tue, 21 Jun 2022 21:37:08 -0700 In-Reply-To: <000000000000cf2ece05def394c8@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000cacae905e201e3be@google.com> Subject: Re: [syzbot] INFO: task hung in hci_dev_do_open (2) From: syzbot To: davem@davemloft.net, edumazet@google.com, hdanton@sina.com, johan.hedberg@gmail.com, kuba@kernel.org, linux-bluetooth@vger.kernel.org, linux-kernel@vger.kernel.org, luiz.dentz@gmail.com, luiz.von.dentz@intel.com, marcel@holtmann.org, netdev@vger.kernel.org, pabeni@redhat.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org syzbot has bisected this issue to: commit d0b137062b2de75b264b84143d21c98abc5f5ad2 Author: Luiz Augusto von Dentz Date: Wed Oct 27 23:58:59 2021 +0000 Bluetooth: hci_sync: Rework init stages bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1376c63ff00000 start commit: 38a288f5941e Add linux-next specific files for 20220506 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=10f6c63ff00000 console output: https://syzkaller.appspot.com/x/log.txt?x=1776c63ff00000 kernel config: https://syzkaller.appspot.com/x/.config?x=6f4fbf50aa82985b dashboard link: https://syzkaller.appspot.com/bug?extid=e68a3899a8927b14f863 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=111555fef00000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=1629b3eaf00000 Reported-by: syzbot+e68a3899a8927b14f863@syzkaller.appspotmail.com Fixes: d0b137062b2d ("Bluetooth: hci_sync: Rework init stages") For information about bisection process see: https://goo.gl/tpsmEJ#bisection